Title:
高圧容器
Document Type and Number:
Japanese Patent JP6889822
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a high pressure vessel having a structure capable of obtaining axial proof stress, resisting high-pressure charging and preventing gas leakage over a long period.SOLUTION: At a mouthpiece part 11 of a container body 1, a parallel female screw 41 and a tapered female screw 51 are formed. In a sealing member 2, a parallel male screw 42 screwed into the parallel female screw 41 is formed. On an inner side with respect to a screwing plate of the parallel female screw 41 and the parallel male screw 42, a seal member 6 is disposed. Further, through an axial force imparting part 3, axial force is imparted to the sealing member 2, wherein the axial force imparting part forms a tapered male screw 52 screwed into the tapered female screw 51 and composed of a different member from the sealing member 2.SELECTED DRAWING: Figure 1
Inventors:
Yasushi Inoue
Go Hasegawa
Makoto Yabushita
Three duck
Go Hasegawa
Makoto Yabushita
Three duck
Application Number:
JP2017089295A
Publication Date:
June 18, 2021
Filing Date:
April 28, 2017
Export Citation:
Assignee:
Koatsu Co., Ltd.
Samtech Co., Ltd.
Samtech Co., Ltd.
International Classes:
F17C1/00; F16J13/12
Domestic Patent References:
| JP10332085A | ||||
| JP2015158243A | ||||
| JP2003294144A |
Foreign References:
| US20140272670 |
Attorney, Agent or Firm:
Osamu Mori